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Difference physically / by design of the frames of the A320 family?. The A320 family uses identical fuselage frames across all variants. Physically: 100 frames, Design: The A321 has +13 frames and the A319 has -7 frames. The A320 has strengthened frames that the A319 and A321 do not have.

How many jacking points the airplane has and what is the tail jack used for?. The aircraft has three jacking points, and the tail jack is used to prevent tail tipping up. The aircraft has five jacking points, and the tail jack is used to prevent tail tipping during cargo loading. The aircraft has seven jacking points, and the tail jack is used for fuselage alignment.

Difference between Master Warning and Master Caution?. Master Warning indicates non-critical failures, while Master Caution indicates critical failures. Master Warning indicates system degradation, Master Caution indicates advisories. Master Warning indicates RED level alerts (immediate crew action required), while Master Caution indicates AMBER level alerts (crew awareness).

Which ATA is used to repair: airplane windows, cargo doors, fuselage skin panels?. ATA 52 for windows, ATA 53 for cargo doors, ATA 55 for skins. ATA 31 for windows, ATA 24 for cargo doors, ATA 32 for skin panels. ATA 56 for windows, ATA 52 for cargo doors, ATA 53 for skins.

What material are slats, flaps, spoilers and stabilizers made of?. They are made of aluminum alloy. Slats, flaps, spoilers and stabilizers are made of metal and composite materials including carbon fiber. They are made only of titanium.

Purpose of the tail jack?. To prevent the aeroplane from tipping when the nose or main gear is jacked. It supports the APU during maintenance. It is used to trim the stabilizer during inspections.

How many components do we have of: slats, flaps, spoilers?. Slats 5 per wing, flaps 2 per wing, spoilers 5 per wing. Slats 4 per wing, flaps 1 per wing, spoilers 7 per wing. Slats 3 per wing, flaps 2 per wing, spoilers 4 per wing.

What do the 6 LCD screens (Upper ECAM, Lower ECAM, EFIS) show?. Only flight control surfaces. They all show only navigation data. Upper: main engine parameters, warnings, etc. Lower: 11 sensors systems, memo messages, etc. EFIS: flight parameters.

Another name for upper and lower ECAM?. N1 and N2 screens. B) EWD (Engine Warning Display) and SD (System Display). B) E/WD (Engine/Warning Display) and SD (System Data).

On which screens are they displayed and which computer reports the warnings?. Warnings appear on the Upper ECAM, reported by FWCs (Flight Warning Computers). Warnings appear on the ND, reported by FMGC. Warnings appear on the PFD, reported by ADRs.

Location and function of the flight data recorder?. Located in the avionics bay, records cabin communications. Located at the tail section, records flight parameters for investigation. Located in the cockpit ceiling, records engine temperatures.

Function of the emergency generator and what external component activates it?. Provides emergency hydraulic pressure; activated by RAT. Provides emergency electrical power A/C, activated by the RAT deployment. Provides pneumatic pressure, activated by engine bleed.

Function of transformer rectifier, static inverter and IDG?. TR: Converts AC to DC. Static inverter: Converts DC to AC. IDG: Provides constant-frequency AC power to the aircraft. TR: Converts DC to AC. Static inverter: Stores energy. IDG: Cools the engines. TR: Regulates voltage. Inverter: Filters harmonic distortions. IDG: Provides hyd pressure.

How are emergency lights kept on in case of emergency?. They rely on the main AC buses. They use APU bleed air. It;s supplied by Emergency Power Supply Units (EPSUs).

Relationship between the FAP and the directors?. FAP gives commands to cabin lighting directors. FAP controls engine start. FAP controls flight control directors.

Difference between: - cockpit lights and cabin reading lights; - cockpit lights and flood reading lights. Flood lights give wide illumination and its potentiometer is below, reading lights provide focused lighting and it has its potentiometer on the same side. Both provide the same type of light. Reading lights illuminate the whole cockpit.